Warsaw, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.9 °C (low) to 20.7 °C (high). Annual precipitation averages 1167.7 Millimeters. Warsaw is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -1.8 °C | 8.7 °C | 79.76 mm |
| February | -1.2 °C | 10.3 °C | 68.33 mm |
| March | 2.4 °C | 14.8 °C | 95.76 mm |
| April | 7.8 °C | 21 °C | 83.06 mm |
| May | 13 °C | 25.2 °C | 102.87 mm |
| June | 17.8 °C | 29.5 °C | 112.78 mm |
| July | 20.4 °C | 31.8 °C | 118.36 mm |
| August | 19.3 °C | 30.7 °C | 122.43 mm |
| September | 15.8 °C | 27.5 °C | 108.97 mm |
| October | 9.4 °C | 21.8 °C | 103.12 mm |
| November | 3.7 °C | 15.9 °C | 83.06 mm |
| December | 0.2 °C | 10.7 °C | 89.15 mm |
| Annual | 8.9 °C | 20.7 °C | 1167.65 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |